Construction of 05 (five) nos. p.c.c. ventilation stopping at g.p. seam at 22nd haulage dip district of 5/6 no incline of hariajam colliery.

Construction of 10 (ten) nos. ventilation stopping at sp middle seam through 27/28 incline of hariajam colliery.

Construction of 15 (fifteen) nos ventilation stopping at s.p.middle seam and top seam at 27/28 no . incline of hariajam colliery.

Repairing of 12 nos. ventilation stopping at main dip rise side of 37th endless haulage of k.m. seam incline at chapapur-ii colliery.

Construction of 08 (eight) nos. ventilation stopping at gp seam in different places through 5/6 no. incline of hariajam colliery.

Construction of 08 (eight) nos. ventilation stopping at sp top seam in different places through 27/28 incline of hariajam colliery.

Construction of 08 (eight) nos. ventilation stopping at sp top seam from 13th dip/22 level to 19th dip/22 level and 4th dip in between 22nd and 21st level towards east side near drift - a through 27/28 incline of hariajam colliery.

Construction of 1 one stopping r.c.c. work and 1 m thickness at 13th e/l from 1st companion dip of g.p. seam for strengthening of isolation stopping to avoid the whole water logged purpose at 5/6 no. incline of hariajam colliery.

Construction of 14 fourteen nos of p.c.c ventilation stopping in k.m.seam at e.s. incline of lakhimata colliery.

Repairing of 15 (fifteen) nos ventilation stopping in rviiib seam of no. 1 incline of bankola colliery.